<template>
  <div id="user">
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>系统管理</el-breadcrumb-item>
      <el-breadcrumb-item>菜单列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card class="box-card">
      <el-form :inline="true">
        <el-form-item>
          <el-button type="primary" @click="dialogVisible = true">新增</el-button>
        </el-form-item>
      </el-form>

      <el-table
          :data="tableData"
          style="width: 100%;margin-bottom: 20px;"
          row-key="menuId"
          border
          stripe
          :tree-props="{children: 'children', hasChildren: 'hasChildren'}">

        <el-table-column
            prop="name"
            label="名称"
            sortable
            width="180">
        </el-table-column>
        <el-table-column
            prop="perms"
            label="权限编码"
            sortable
            width="180">
        </el-table-column>

        <el-table-column
            prop="icon"
            label="图标">
          <template slot-scope="scope">
            <i :class="scope.row.icon"></i>
          </template>
        </el-table-column>

        <el-table-column
            prop="type"
            label="类型">
          <template slot-scope="scope">
            <el-tag size="small" v-if="scope.row.type === 0">目录</el-tag>
            <el-tag size="small" v-else-if="scope.row.type === 1" type="success">菜单</el-tag>
            <el-tag size="small" v-else-if="scope.row.type === 2" type="info">按钮</el-tag>
          </template>

        </el-table-column>

        <el-table-column
            prop="url"
            label="菜单URL">
        </el-table-column>
        <el-table-column
            prop="component"
            label="菜单组件">
        </el-table-column>
        <el-table-column
            prop="orderNum"
            label="排序号">
        </el-table-column>
        <el-table-column
            prop="icon"
            label="操作">

          <template slot-scope="scope">
            <el-button type="text" @click="editHandle(scope.row.menuId)">编辑</el-button>
            <el-divider direction="vertical"></el-divider>

            <template>
              <el-popconfirm title="这是一段内容确定删除吗？" @confirm="delHandle(scope.row.menuId)">
                <el-button type="text" slot="reference">删除</el-button>
              </el-popconfirm>
            </template>

          </template>
        </el-table-column>

      </el-table>


      <!--新增对话框-->
      <el-dialog
          title="提示"
          :visible.sync="dialogVisible"
          width="600px"
          :before-close="handleClose">

        <el-form :model="editForm" :rules="editFormRules" ref="editForm" label-width="100px" class="demo-editForm">

          <el-form-item label="上级菜单" prop="parentId">
            <el-select v-model="editForm.parentId" placeholder="请选择上级菜单">
              <template v-for="item in tableData">
                <el-option :label="item.name" :value="item.menuId"></el-option>
                <template v-for="child in item.children">
                  <el-option :label="child.name" :value="child.menuId">
                    <span>{{ "- " + child.name }}</span>
                  </el-option>
                </template>
              </template>
            </el-select>
          </el-form-item>

          <el-form-item label="菜单名称" prop="name" label-width="100px">
            <el-input v-model="editForm.name" autocomplete="off"></el-input>
          </el-form-item>

          <el-form-item label="权限编码" prop="perms" label-width="100px">
            <el-input v-model="editForm.perms" autocomplete="off"></el-input>
          </el-form-item>

          <el-form-item label="图标" prop="icon" label-width="100px">
            <el-input v-model="editForm.icon" autocomplete="off"></el-input>
          </el-form-item>
          <el-form-item label="菜单URL" prop="url" label-width="100px">
            <el-input v-model="editForm.url" autocomplete="off"></el-input>
          </el-form-item>

          <el-form-item label="菜单组件" prop="component" label-width="100px">
            <el-input v-model="editForm.component" autocomplete="off"></el-input>
          </el-form-item>

          <el-form-item label="类型" prop="type" label-width="100px">
            <el-radio-group v-model="editForm.type">
              <el-radio :label=0>目录</el-radio>
              <el-radio :label=1>菜单</el-radio>
              <el-radio :label=2>按钮</el-radio>
            </el-radio-group>
          </el-form-item>



          <el-form-item label="排序号" prop="orderNum" label-width="100px">
            <el-input-number v-model="editForm.orderNum" :min="1" label="排序号">1</el-input-number>
          </el-form-item>


          <el-form-item>
            <el-button type="primary" @click="submitForm('editForm')">立即创建</el-button>
            <el-button @click="resetForm('editForm')">重置</el-button>
          </el-form-item>
        </el-form>

      </el-dialog>
    </el-card>
  </div>
</template>
<script>
export default {
  name: "Menu",
  data() {
    return {
      dialogVisible: false,
      editForm: {

      },
      editFormRules: {
        parentId: [
          {required: true, message: '请选择上级菜单', trigger: 'blur'}
        ],
        name: [
          {required: true, message: '请输入名称', trigger: 'blur'}
        ],
        perms: [
          {required: true, message: '请输入权限编码', trigger: 'blur'}
        ],
        type: [
          {required: true, message: '请选择状态', trigger: 'blur'}
        ],
        orderNum: [
          {required: true, message: '请填入排序号', trigger: 'blur'}
        ]
      },
      tableData: []
    }
  },
  created() {
    this.getMenuTree()
  },
  methods: {
    getMenuTree() {
      this.$http.get("/sys/menu/list").then(res => {
        this.tableData = res.data.data
      })
    },
    submitForm(formName) {
      this.$refs[formName].validate((valid) => {
        if (valid) {
          this.$http.post('/sys/menu/' + (this.editForm.menuId?'update' : 'save'), this.editForm)
              .then(res => {

                this.$message({
                  showClose: true,
                  message: '恭喜你，操作成功',
                  type: 'success',
                  onClose:() => {
                    this.getMenuTree()
                  }
                });

                this.dialogVisible = false
              })
        } else {
          console.log('error submit!!');
          return false;
        }
      });
    },
    editHandle(id) {
      this.$http.get('/sys/menu/info/' + id).then(res => {
        this.editForm = res.data.data

        this.dialogVisible = true
      })
    },
    resetForm(formName) {
      this.$refs[formName].resetFields();
      this.dialogVisible = false
      this.editForm = {}
    },
    handleClose() {
      this.resetForm('editForm')
    },
    delHandle(id) {
      this.$http.post("/sys/menu/delete/" + id).then(res => {
        this.$message({
          showClose: true,
          message: '恭喜你，操作成功',
          type: 'success',
          onClose:() => {
            this.getMenuTree()
          }
        });

      })
    }
  }
}
</script>
<style scoped>
#user {
  margin: 15px 10px;
}
</style>
